名词
中文翻译：坚持不懈
同义词：
['persist', 'persevere', 'tenacity']
例句：
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1. Despite the setbacks, she persisted in her efforts until success was achieved.
尽管遭遇了挫折，她坚持努力直到成功。
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2. The scientist persisted in his research for years without any results.
这位科学家坚持研究多年，却没有任何成果。
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3. He persisted in his belief that education is the key to success.
他坚持认为教育是成功的关键。